Square double barbed plate with fastener



FIG. 1 is a top perspective view of the square double barbed plate with fastener of the present design;

FIG. 2 is a side elevational view of the design, all other sides being identical thereto;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom perspective view thereof.

The broken lines shown on the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the square double barbed plate with fastener, as shown and described. 